Nut-lock.



f lusefulimprovementa in nutfllocks, and relates' UNITED STATES f lPATENT `(DFF--IICEQy i f MARGARET BYERS, on GREENSBURG, PENNSYLVANIA.

snncrsroalronrming paie of .Letters intens No. 71.25904, dated'mvember 4, 14902".` i

Application thinly 5, 1902. sen N,f114.4z6. iN man.)

To' all-.whom it corre-ciw):r l

"Be itknown thatrI', MARGARET E. 4lnnres;

.l a citizen ofthe-United 4Statesoi" America, re-

siding at; Greensburg, in the county of Westm'oreland and State ofPennsylvania, have in-` vented certain new andnseful Improvements i' I v cation, reference.` being had therein 'to the" lin-Nnt-Locks,of which the following is aspecif accompanying dnavvings.:` yf i l This invention relates certain new andl more particularlyfto that class employed in yconnection with railway, bridge;4 and steel` constructions. The 4invention hasfor its `object the' provi-V i sion rof .novel means whereby be securely lretained fnpon fromtnrning,

a -bolt andpjrevented VThe .present invention f nvrtherfai'm's to pro'` 2o vide. a nut-lock of this character that'will be extremely'simple in constructing-strong,*duf

rable,andcomparativelyinexpensive to man 25'/ the invention consists in thenovel-combination-and arrangement of .pai-ts, tobe'1h'ereini ,I after more fully described, and specifically pointed ont inthe elai'nn Indescribing the invention in'rletailre'fer-A ence is had'f to theaccompanying dra-wings,

forming a part of thisspecitication;and-where- *in like nnmeralslo'f reference indicate-like`l and fish-plate.

g. -is asimilar view a vertical sectionalvew of Fig. 2.5 Eig. 5 is .4

a front elevation of the clamping-yoke,

In -thedrawings `thel reference-numeral 1 represents Ithe rails, and 2l the slip'lata The base-plate 4 carries apertured lugs 5 5, `forming a-space 6 therebetween This base-plate- 1 4. has formed` therein a central opening7a`nd ,carries a substantially hexagonalfraised por-A tion 8,- forming grooves 9 'raisedportion andthe outer face of the base- 1 0 between said "plate, The clampingyoke -11 carries ont-f wardly-'extendinga .are seated inthe 'fastening ineans, v l ends of said keys' being' .bent in opposite diand suitable" fastening means extending through said portionof said clamping-yoke being seated in the grooves 9 10, and the apertured lugs' 12 space 6 between the lugs5. `The apertnre'sof the lugs 5 and 12 registerv with one another and are adapted to receive such as spring-keys A14, the

rections, as shown. at 15, to securely lockthe 'same in. position.` by the yoke 11,-preventing the nut from. 'turn- It will-be seen that bythe herein-described `device the nut maybe securelylocked and retainedfin' position; further'rthat the nntlock may be easily removed when.de' s ired, and the device'may ne n sed'a .number of times.` '-The -manyother advantages obtained by "It" will "be noted Athat various changes may be made-'in -the-detailsof construction with- The nut 1.6- is embraced e 6o 'ing in eitherdrection. l The lower side of the `base-plate engagesA4 thebaseofthe railand-f fish-plate, and the plateis thereby prevented vfrbm' turn-ing.

pertured lugs 12, the body 5o 79 the use ofV my improved device will'be readily apparentgfrom theforegoing description;

taken in connection with the accompanying drawings. 7.5

ont departing `from the general spirit'ol my invention. f

s Having fully described my invention. what'.

I claim asnew', andfd'esireto secure by Letters 8o V `plate having grooves partially surroundings' i central opening. formed fin said'v basefplateg apertured lugs formed integral with said baseplate, a yoke having' one of its sides cutaway, apertnred lugs extending outwardly on each f' side of said yoke and seatedin said grooves,v

apertu red lugs', substantially as described.

n Invtestimony whereof I aix. my signature linthe presenceoftm witnesses. IMARGARETE-Bs-Ea 

